The Telegraph reports that Japanese women and men are buying so-called "fat-burning" underwear by the bundle. The undies--the MXP Calorie Shaper Pants--are constructed of non-elasticated material that the company says can help you burn hundreds of calories per week, just by wearing them.

Oy. Products like these come around every so often, and any fitness expert will tell you that, sorry, they don't work.

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What do you think of products like this? Do they catch your eye? Are you tempted to try them, or do they scream "gimmick!"?__